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-rw-r--r--doc/subexes.txt4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/subexes.txt b/doc/subexes.txt
index 3565dbf43..10e0f4cc1 100644
--- a/doc/subexes.txt
+++ b/doc/subexes.txt
@@ -14,7 +14,9 @@ Thanks to its conditional construct ``$[0|1|2|else]`` it supports
 Notation                meaning
 =====================   =====================================================
 ``$#``                  use first or next argument
-``$name``               use named argument
+``$name``               use named argument, you can wrap the named argument
+                        in curly braces (eg. ``${name}``) to separate it from
+                        the next characters.
 ``$1``                  use first argument
 ``$-1``                 use last argument
 ``${1..3}``             use arguments 1 to 3